Randolph Mantooth is an American actor best known for his role as Johnny Gage on the television series Emergency!, which aired from 1972 to 1979. The show focused on paramedics and emergency medical technicians, highlighting the challenges they faced in saving lives. Mantooth's portrayal of Gage made him a recognizable figure in popular culture. In addition to his work on Emergency!, Mantooth has appeared in various television shows and films, including guest roles on series like The Love Boat and The Twilight Zone. He has also been involved in theater and has worked as a voice actor, contributing to his diverse career in the entertainment industry.